๐ง Linux & DevOps Community ๐ ๏ธ SysAdmin | DevOps | Cloud ๐ Tutorials & Career Guidance ๐ Helping you grow in IT YouTube: @LinuxNetHelp
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๐ Python 3 Dictionary Cheat Sheet
โ
Create dictionaries
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Access values
โ
Add key-value pairs
โ
Modify & delete entries
โ
Loop through dictionaries
โ
Count items with "len()"
Save this quick reference!
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๐ Python 3 Cheat Sheet
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"range()"
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"min()", "max()", "sum()"
โ
List slicing & copying
โ
List comprehensions
โ
Tuples
โ
Sorting & looping
Save this quick reference and level up your Python skills!
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๐ Python 3 for Beginners
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Lists & tuples
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Dictionaries
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If statements & loops
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Functions
โ
Classes & inheritance
โ
File handling
โ
List sorting
Save this quick reference and keep learning!
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๐ Python 3 Cheat Sheet
1. Functions
2. While loops
3. Lists
4. Dictionaries
5. Classes & inheritance
6. File handling
7. Sorting
Save this beginner-friendly Python reference! ๐ป
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๐ Python 3 Cheat Sheet
โ
While loops
โ
Classes & objects
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Inheritance
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File reading and writing
โ
Append data with "open(..., 'a')"
Save this quick reference and keep practicing!
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๐ Python 3 Cheat Sheet
๐น Conditions: "if / elif / else"
๐น Comparisons: "== != > < >= <="
๐น User input: "input()"
๐น Number conversion: "int()" & "float()"
Learn Python basics with LinuxNetHelp. Save & practice!
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๐ Python Cheat Sheet
๐ Lists: access items, loop & append
๐ Dictionaries: key-value pairs, access & iterate
Example:
"alien = {'color': 'green', 'points': 5}"
Save this quick reference and practice Python!
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๐ Python 3 Beginner Cheat Sheet
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Variables & strings
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String concatenation
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Lists & list comprehensions
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List slicing & copying
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Tuples
๐ก "squares = [x**2 for x in range(1, 11)]"
Learn Python one step at a time!
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๐ Python Cheat Sheet
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"upper()" / "lower()" โ Change case
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"count()" โ Count characters
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"replace()" โ Replace text
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"in" โ Find a substring
๐ก๏ธ Celsius โ Fahrenheit: "F = C * 9/5 + 32"
Save & practice!
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๐ Python 3 Cheat Sheet
๐น "if / elif / else" โ Conditions
๐น "== != < > <= >=" โ Comparisons
๐น "True / False" โ Booleans
๐น "for" + "range()" โ Loops
๐ก "range(10)" counts from 0 to 9.
Save & practice daily!
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๐ Python 3 Cheat Sheet
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"print()" โ Display output
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"input()" โ Get user input
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"len()" โ Find string length
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Variables & arithmetic
โ
"int()" and "str()" โ Convert data types
Save this quick reference and practice Python daily!
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๐ง Ansible Cheat Sheet ๐
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Organize hosts with inventory files
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Automate tasks using YAML playbooks
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Install packages and configure services
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Use handlers to restart services
Run: "ansible-playbook playbook.yml"
#Ansible #Linux #DevOps #SysAdmin #LinuxNetHelp
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๐ง Ansible Cheat Sheet ๐
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Inventory & host patterns
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Test connectivity with "ansible all -m ping"
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Target specific server groups
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Fetch Git repositories with Ansible
Simplify Linux administration and deployment!
#Ansible #Linux #Git #DevOps #LinuxNetHelp
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๐ Ansible Cheat Sheet ๐ง
๐ Transfer files & manage permissions
๐ฆ Install, update & remove packages
โ๏ธ Start, restart & stop services
Example:
"ansible webservers -m service -a "name=nginx state=started""
#Ansible #Linux #DevOps #SysAdmin #LinuxNetHelp
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๐ง Linux Admin Cheat Sheet ๐
๐ Generate SSH keys: "ssh-keygen -t ed25519"
๐ Copy key: "ssh-copy-id user@hostname"
โ๏ธ Install Ansible: "sudo apt install ansible"
โ
Verify: "ansible --version"
#Linux #Ansible #SSH #DevOps #LinuxNetHelp
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๐ง Ansible Cheat Sheet
Automate Linux infrastructure with:
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Ad-hoc commands
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Package installation
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Service management
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File operations
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Remote host
Save & share with fellow Linux admins!
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๐ณ Docker Security Cheat Sheet ๐
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Run as non-root
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Scan container images
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Use read-only filesystems
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Protect secrets
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Limit CPU & memory
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Avoid privileged containers
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Keep images updated
#Docker #CyberSecurity #Linux #DevOps #LinuxNetHelp
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๐ณ Docker Cheat Sheet: Build โข Share โข Run
๐ฆ Build & manage images
๐ค Pull, tag & push images
๐ Start & stop containers
๐ List Docker networks
๐ Check container logs
๐ก Use "docker <command> --help" for command details.
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๐ณ Docker Management Cheat Sheet
Explore Docker command groups for:
๐ฆ Images & builds
๐ Networks & contexts
๐ฅ๏ธ Nodes & services
๐ Secrets & configs
๐พ Volumes & system resources
๐ก Use "docker <command> --help" for details.
#Docker #Linux #DevOps #LinuxNetHelp
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๐ NGINX Cheat Sheet: Load Balancing + SSL/TLS
๐ต "upstream" โ Define backend servers
๐ "proxy_pass" โ Forward requests
๐ "listen 443 ssl" โ Configure HTTPS
๐ก๏ธ Certificates + HTTP โ HTTPS redirect
#NGINX #Linux #DevOps #SysAdmin #LinuxNetHelp
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